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Fix OOM kill on ARM devboards with multiple cores and adequate RAM

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This commit is contained in:
Jeffrey Walton 2016-02-11 17:42:58 -05:00
parent 823bc93357
commit 30929d49de
1 changed files with 19 additions and 9 deletions
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28
cryptest.sh
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@ -45,6 +45,7 @@ IS_OPENBSD=$(uname -s | grep -i -c openbsd)
IS_X86=$(uname -m | egrep -i -c "(i386|i586|i686|amd64|x86_64)")
IS_X64=$(uname -m | egrep -i -c "(amd64|x86_64)")
IS_PPC=$(uname -m | egrep -i -c "(Power|PPC)")
IS_ARM=$(uname -m | egrep -i -c "arm")
# We need to use the C++ compiler to determine if c++11 is available. Otherwise
# a mis-detection occurs on Mac OS X 10.9 and above. Below, we use the same
@ -179,15 +180,14 @@ fi
CPU_COUNT=1
MEM_SIZE=1024
if [ "$IS_DARWIN" -ne "0" ]; then
CPU_COUNT=$(sysctl -a 2>/dev/null | grep 'hw.availcpu' | head -1 | awk '{print $3}')
MEM_SIZE=$(sysctl -a 2>/dev/null | grep 'hw.memsize' | head -1 | awk '{print $3}')
MEM_SIZE=$(($MEM_SIZE/1024/1024))
fi
if [ "$IS_LINUX" -ne "0" ]; then
CPU_COUNT=$(cat /proc/cpuinfo | grep -c '^processor')
MEM_SIZE=$(cat /proc/meminfo | grep "MemTotal" | awk '{print $2}')
MEM_SIZE=$(($MEM_SIZE/1024))
elif [ "$IS_DARWIN" -ne "0" ]; then
CPU_COUNT=$(sysctl -a 2>/dev/null | grep 'hw.availcpu' | head -1 | awk '{print $3}')
MEM_SIZE=$(sysctl -a 2>/dev/null | grep 'hw.memsize' | head -1 | awk '{print $3}')
MEM_SIZE=$(($MEM_SIZE/1024/1024))
fi
# Benchmarks expect frequency in GHz.
@ -195,19 +195,29 @@ CPU_FREQ=2.0
if [ "$IS_LINUX" -ne "0" ] && [ -e "/sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq" ]; then
CPU_FREQ=$(cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq)
CPU_FREQ=$(awk "BEGIN {print $CPU_FREQ/1024/1024}")
fi
if [ "$IS_DARWIN" -ne "0" ]; then
elif [ "$IS_DARWIN" -ne "0" ]; then
CPU_FREQ=$(sysctl -a 2>/dev/null | grep 'hw.cpufrequency' | head -1 | awk '{print $3}')
CPU_FREQ=$(awk "BEGIN {print $CPU_FREQ/1024/1024/1024}")
fi
# Some ARM devboards cannot use 'make -j N', even with multiple cores and RAM
# An 8-core Cubietruck Plus with 2GB RAM experiences OOM kills with '-j 2'.
HAVE_SWAP=1
if [ "$IS_ARM" -ne "0" ]; then
SWAP_SIZE=$(cat /proc/meminfo | grep "SwapTotal" | awk '{print $2}')
if [ "$SWAP_SIZE" -eq "0" ]; then
HAVE_SWAP=0
fi
fi
echo | tee -a "$TEST_RESULTS"
echo "CPU: $CPU_COUNT logical" | tee -a "$TEST_RESULTS"
echo "FREQ: $CPU_FREQ GHz" | tee -a "$TEST_RESULTS"
echo "MEM: $MEM_SIZE MB" | tee -a "$TEST_RESULTS"
if [ "$CPU_COUNT" -ge "2" ] && [ "$MEM_SIZE" -ge "1280" ]; then
MAKEARGS=(-j "$CPU_COUNT")
if [ "$CPU_COUNT" -ge "2" ] && [ "$MEM_SIZE" -ge "1280" ] && [ "$HAVE_SWAP" -ne "0" ]; then
MAKEARGS=(-j "$CPU_COUNT")
echo "Using $MAKE -j $CPU_COUNT"
fi
############################################